Home / 70,439.03-97,215.82-43,590.18

Finding the Fourth Proportional to 70,439.03, 97,215.82 and 43,590.18

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Solution

The fourth proportional to 70,439.03, 97,215.82 and 43,590.18 is: 60,160.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,439.03 : 97,215.82 = 43,590.18 : x
  2. Step 2: Convert to fraction form
    70,439.03/97,215.82 = 43,590.18/x
  3. Step 3: Cross multiply
    70,439.03x = 97,215.82 × 43,590.18
  4. Step 4: Simplify right side
    70,439.03x = 4,237,655,470.83
  5. Step 5: Solve for x
    x = 4,237,655,470.83/70,439.03
  6. Step 6: Final answer
    x = 60,160.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.